Alla Lighting High Power 50W CREE 921 912 906 T15 Extremely Super Bright 6000K Xenon White High Power LED Lights Bulbs for Car Truck Back Up Reverse Light Parking or Tail Light (set of 2)10 Piece high power 5W chipets per bulb. Working Voltage: 12V ~30V DC 360 view angle. No UV or IR radiation, just plug and play. The bulb with projector lens. Cross Reference: T15 906 579 901 904 908 909 912 914 915 916 917 918 920 921 922 923 926 927 928 939,W16W,etc Application: backup reverse light, parking light,dome light,tail light,center high mount stop light,side marker light, etc. Size: 0.50" in width, and 1.50" in length.Warranty: Fully " ONE YEAR " guaranteed. Energy-Saving, Low temperature, Low Power Consumption, Longer lifespan up to 50,000 Hours, best value in the market. Alla lighting provides worldwide best customer service for our customers, We are one of the most reliable US sellers in the automotive led lighting market.